| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 071054000 | Nitrogen-containing (except ammonium) | 23 |
| 20090145190 | Method for improving plant growth and maintenance of drip irrigation systems - Methods for improving plant growth and maintenance of drip irrigation systems are provided through the use of novel fertilizing solutions. The inventive method provides the plant with irrigating solution enriched with air, ozone, oxygen, and nitrogen oxides ions within a prescribed range. A gaseous mixture of negatively charged ionized air including from about 50 parts per million to about 4,000 parts per million ozone, from about 1,000 parts per million to 20,000 parts per million oxygen ions, and from 2,000 to about 50,000 parts per million nitrogen oxides is produced from ambient air. Thereafter, the gaseous mixture is directly contacted with water at the rate of from 0.1 cfm to about 2.0 cfm per 100 gpm of water to form a fertilizing solution containing nitrate ions in a concentration of at least 0.3 ppm by weight and containing ozone in a concentrate of at least 0.2 ppm. Accordingly, the novel irrigation solutions provide a healthier, and more vigorous plant growth with the combined benefit of minimizing internal scaling of drip irrigation system components. | 06-11-2009 |
| 20090173124 | PROCESS FOR PRODUCING A NITROGEN-POTASH FERTILIZER - The invention relates to the chemical industry and can be used while producing granulated nitrogen-potash fertilizers. | 07-09-2009 |
| 20090249848 | FERTILIZER STOCK AND METHOD FOR TRANSFORMING IRRIGATION WATER TO A COMPOUND FERTILIZER - The present invention provides 1) a convenient and novel method for supplementing irrigation water to produce a compound fertilizer that takes into account ambient concentrations of one or more of the nutrients in the irrigation water; 2) a convenient and novel method of prescribing the constituents of compound fertilizers based on predetermined ratios between a desired final concentration of an index nutrient and a desired concentration of at least one non-index nutrient; and, 3) a convenient and novel method of formulating compound fertilizers by providing a graduated series of stocks that accommodate wide variation in ambient concentrations of an index nutrient in local irrigation waters. | 10-08-2009 |
| 20110113844 | MOBILE ENERGY CARRIER AND ENERGY STORE - A mobile energy carrier with which energy in the form of materials from zones distributed widely throughout the world, for example with a large amount of solar energy, wind energy or other CO | 05-19-2011 |
| 20110271726 | USE OF A LIQUID MINERAL COMPOSITION FOR IMPROVING THE ADAPTIVE RESPONSE OF PLANTS TO A CHANGE IN ENVIRONMENTAL CONDITIONS - A liquid mineral composition for leaf spraying to improve the adaptive response of plants to a change in environmental conditions. The composition includes the following formula (I) with percentages based on weight per total weight of the composition: | 11-10-2011 |
| 20120260707 | Using Nitrogen Containing Fertilizers Recovered from Contaminated Water for Feeding Plants and Algae - A method of using nitrates, nitrites, or ammonium recovered from contaminated water for feeding plants and algae. If required, the nitrogen waste removed from contaminated waters is treated to be converted as nitrates or nitrites to become readily absorbed by plants and algae. The use of nitrogen containing fertilizer recovered from contaminated waters to feed plants and algae is cost effective for both the process of water decontamination and the growth of plants and algae. | 10-18-2012 |
| 20140157846 | METHODS AND SYSTEMS FOR TREATING BIOREACTOR WASTEWATER STREAMS - Methods and systems for treating bioreactor wastewater streams are provided. In some embodiments, the methods and systems involve producing a composition, for example in the form of a solution, comprising ammonia or ammonium from the bioreactor wastewater stream. In some cases, the bioreactor is an anaerobic digester. | 06-12-2014 |
| 071058000 | Nitrates | 16 |
| 20090095041 | METHOD AND APPARATUS USING FOAMED GLASS FILTERS FOR LIQUID PURIFICATION, FILTRATION, AND FILTRATE REMOVAL AND ELIMINATION - A method of disposing of waste material in a waste stream, including positioning a porous foamed glass member characterized by an open-cell interconnected pore network in contact with a volume of liquid to be purified and removing an amount of an undesired material from the volume of liquid. | 04-16-2009 |
| 20120036908 | COMPOSITIONS AND METHODS TO DETER ILLICIT USES OF FERTILIZERS - Fertilizers may include one or more additives that render the fertilizer more resistant to further processing such as thermal processing and/or aqueous-based processing that may otherwise be employed in the attempt to produce explosive materials from the fertilizer. The one or more additives may include materials that increase the chances of detection by providing a visual or olfactory indication of further processing. The one or more additives may include materials that make further processing more difficult or dangerous. | 02-16-2012 |
| 20140260471 | CLEANING STACK GAS - A method and apparatus for cleaning carbon oxides, sulfur oxides and nitrogen oxides, from stack gas, from combustion of coal, combustion of natural gas or propane, or from a cement kiln by reaction using calcium zeolite and sodium zeolite catalysts. The method also includes cleaning the catalytic beds with nitrogen to remove the collected reactants and recover a fertilizer product and the catalysts for reusable. | 09-18-2014 |
| 20140260472 | CLEANING STACK GAS - A method and apparatus for cleaning and recycling stack gas from coal-fired power plants, from natural or propane burning heating plants, or from cement kilns by using renewable catalysts of zeolite to separate pollutants into recyclable and reusable materials. The method reduces from the stack gas carbon monoxide (CO), carbon dioxide (CO | 09-18-2014 |
| 20160199780 | CLEAN COAL STACK | 07-14-2016 |
| 071059000 | With alkali metal or ammonium compound | 10 |
| 20080196464 | Enhanced abscisic acid and fertilizer performance - This invention relates to the use of nitrogen- or calcium-containing fertilizers to improve the performance of S-(+)-abscisic acid (S-ABA, ABA) or ABA salts on plants. This invention also relates to the use of ABA to reduce the phytotoxicity of foliar applied fertilizers. | 08-21-2008 |
| 20090107196 | Control of Particle Formation - A method of prilling or spray drying comprising calculating and controlling the viscosity of a shear-thinnable fluid stream at a particle-forming section of a dispersion device. The method comprises measuring the static head of fluid in the dispersion device, providing a pressurized blanket of inert gas over the fluid, mechanically agitating the fluid in the dispersion device, calculating the viscosity at the particle-forming section and controlling the viscosity by adjusting the speed of mechanical agitation. | 04-30-2009 |
| 20100242556 | Pastillation of Ammonium Sulfate Nitrate - A process is presented for the production of ammonium sulfate nitrate. The process provides for producing a highly uniform product and having a substantially uniform size. The process includes reacting ammonium sulfate and ammonium nitrate to form an FASN slurry melt. The slurry melt is continuously stirred and heated to keep the slurry melt under a shear thinned condition and at a uniform temperature until the slurry melt is extruded, cooled and solidified. | 09-30-2010 |
| 20110132051 | WEAKLY OXIDIZING AMMONIUM NITRATE COMPOSITE MATERIALS AND METHODS FOR PREPARING SUCH COMPOSITIONS - A method forms a relatively stable ammonium nitrate composite material. The method includes (a) blending ammonium nitrate with an average particle diameter greater than about 1 mm and a substantially non-oxidizing compound in fine particle form; and (b) reducing the average size of said ammonium nitrate granules in the presence of the non-oxidizing compound in fine particle form to produce a substantially homogeneous blend of ammonium nitrate and the non-oxidizing compound having an average particle diameter of about 1 to about 1,000 μm to form a substantially non-explosive powder. | 06-09-2011 |
| 20110277522 | PASTILLATION OF AMMONIUM SULFATE NITRATE - Processes are presented for the production of ammonium sulfate nitrate. The processes provide for producing a highly uniform product and having a substantially uniform size. The processes include reacting ammonium sulfate and ammonium nitrate to form an FASN slurry melt. The slurry melt is continuously stirred and heated to keep the slurry melt under a shear thinned condition and at a uniform temperature until the slurry melt is extruded, cooled and solidified. | 11-17-2011 |
| 20120131972 | METHOD FOR PRODUCING AMMONIUM SULFATE NITRATE - The present technology provides methods and processes of producing ammonium sulfate nitrate 1:2 double salts by combining ammonium sulfate solution, nitric acid and ammonia in an aqueous reaction mixture. The methods include reacting the aqueous reaction mixture, followed by removing water to form the ammonium sulfate nitrate 1:2 double salt. | 05-31-2012 |
| 20130098126 | PROCESS AND PLANT FOR REMOVING ACID GASES - The present invention relates to a process and plant for removing acid gases such as carbon dioxide, sulphur containing compounds and nitrogen containing compounds from gas streams including high and low pressure gas streams. A solvent solution containing alkali carbonates absorbs the acid gases including carbon dioxide and either one or both of sulphur and/or nitrogen containing compounds. The bicarbonate is regenerated into a carbonate form to provide a gas stream rich in carbon dioxide, and sulphur and/or nitrogen containing compounds are recovered. | 04-25-2013 |
| 20130192323 | PROCESS FOR PREPARING AMMONIUM SULFATE NITRATE - Ammonium sulfate nitrate double salts may be produced using a process that result in complete or nearly complete conversion to the 2:1 double salt. In some embodiments, the disclosure pertains to methods of controlling moisture content during the production process. | 08-01-2013 |
| 20140190226 | NANO-LEUCITE FOR SLOW RELEASE NITROGEN FERTILIZER AND GREEN ENVIRONMENT - To compete with the increasing global food demand, it is necessary to increase the food production. Fertilizers which are in practice now a days has major disadvantage that 50% of nutrient contents loss due to leaching and also leads to ground water contamination. Slow release nitrogenous fertilizers are good in this regard in that they have minimum nutrient loss due to leaching. Potassium aluminium silicate (Leucite) nanoparticles occluded by calcium ammonium nitrates are slow release fertilizers and are synthesized by hydrothermal method. Its application as slow released nitrates fertilizers was determined by observing nitrate release for 16 days. | 07-10-2014 |
| 20160145161 | METHOD FOR PRODUCING GRANULATED NITROGEN-POTASH FERTILIZER - The invention can be applied in the chemical industry when producing complex mineral fertilizers using ammonium nitrate and potassium chloride. A method for producing granulated nitrogen-potash fertilizer is carried out by mixing a concentrated solution of ammonium nitrate with potassium chloride and ammonia, granulating the resulting mixture and drying the product. In the process of granulation, the resulting particulate product has, applied to same, an aqueous solution of magnesium sulfate having 24-30 percent concentration by mass, in an amount which allows for the magnesium sulfate contents in the finished product based on MgO to be no less than 0.5 percent by mass. The strength of the fertilizer granules is thus increased and the caking thereof during prolonged storage is decreased. In addition, by maintaining the MgO in the finished product at 0.5-1.0 percent by mass, a minimum consumption of magnesium sulfate is achieved. | 05-26-2016 |
| 071060000 | With carbonates, oxides, sulfates, or halides | 1 |
| 20100089110 | CARBON DIOXIDE SCRUBBING WITH AMMONIUM CARBONATE AND AMMONIA VAPOR CONTROL - A method for removing carbon dioxide from a gas stream and controlling ammonia vapor by scrubbing the carbon dioxide from the gas stream with ammonium carbonate, thereby producing ammonia vapor and ammonium bicarbonate; removing a portion of the ammonia vapor from the gas stream with ammonium bicarbonate; and polishing the flue gas to achieve an ammonia concentration of less than 10 PPM. | 04-15-2010 |
